Floor treatment device



FIG. 1 is a perspective view of a floor treatment device;

FIG. 2 is a left elevation view of the design illustrated in FIG. 1;

FIG. 3 is a right elevation view of the design illustrated in FIG. 1;

FIG. 4 is a front elevation view of the design illustrated in FIG. 1;

FIG. 5 is a rear elevation view of the design illustrated in FIG. 1;

FIG. 6 is a top plan view of the design illustrated in FIG. 1;

FIG. 7 is a perspective view of a second embodiment of FIG. 1, the only difference being that a lower surface adjacent to the rear wheels is omitted, it being understood that all other surfaces are the same as those of the first embodiments;

FIG. 8 is a perspective view of a third embodiment of FIG. 1, the only difference being a continuous front surface, it being understood that all other surfaces are the same as those of the first embodiment; and,

FIG. 9 is a perspective view of a fourth embodiment of FIG. 1.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a floor treatment device, as shown and described. 